Ubuntu + Eclipse 4.2 - Dark theme - How to darken sidebar backgrounds?

Question

Due to spending 24/7 programming in front of a computer screen (job, thesis), it\'s beneficial to view dark colours as much as possible.

Ubuntu\'s Ambiance theme can

Answer 1

For Eclipse 4.5: 1. Create a file like the inserted snippet 2. Save it as "/usr/share/themes/..used theme../gtk-3.0/apps/eclipse.css" 3. Include it "/usr/share/themes/..used theme../gtk-3.0/gtk-main.css"

@define-color ecl_scrollbutton_color #7C7C7C;
@define-color ecl_scrollbutton_color_hover #FB7A00;
 
.scrollbar,
.scrollbar.vertical {
    -GtkScrollbar-has-backward-stepper: 0;
    -GtkScrollbar-has-forward-stepper: 0;
    -GtkRange-slider-width: 14;

    border-radius: 20px;

    border-image: none;
}

/*.scrollbar.trough,
.scrollbar.trough.vertical {
}
*/
.scrollbar.slider,
.scrollbar.slider.horizontal,
.scrollbar.slider.vertical,
.scrollbar.button,
.scrollbar.button.horizontal,
.scrollbar.button.vertical {
    border-width: 0.5px;
    border-style: solid;
    border-color: shade (@ecl_scrollbutton_color, 0.66);
    background-image: -gtk-gradient (linear, left top, right top,
                                     from (shade (@ecl_scrollbutton_color, 1)),
                                     color-stop (0.5, @ecl_scrollbutton_color),
                                     to (shade (@ecl_scrollbutton_color, 1)));
    box-shadow: inset 1px 0 shade (@bg_color, 1.1),
                inset -1px 0 shade (@bg_color, 1.01),
                inset 0 1px shade (@bg_color, 1.1),
                inset 0 -1px shade (@bg_color, 1.1);
}

.scrollbar.slider:hover,
.scrollbar.slider.vertical:hover,
.scrollbar.slider.horizontal:hover {
    background-image: -gtk-gradient (linear, left top, left bottom,
                                     from (shade (@ecl_scrollbutton_color_hover, 1)),
                                     color-stop (0.5, @ecl_scrollbutton_color_hover),
                                     to (shade (@ecl_scrollbutton_color_hover, 1)));
    box-shadow: inset 1px 0 shade (@bg_color, 1.1),
                inset -1px 0 shade (@bg_color, 1.1),
                inset 0 1px shade (@bg_color, 1.1),
                inset 0 -1px shade (@bg_colo